Date: Thu, 30 Oct 2008 20:48:45 +0900 From: Pyun YongHyeon <pyunyh@gmail.com> To: freebsd-current@FreeBSD.org Subject: Re: Call for testers: Atheros AR8121(L1E)/AR8113/AR8114(L2E) ethernet Message-ID: <20081030114845.GE78796@cdnetworks.co.kr> In-Reply-To: <20081030040637.GA78796@cdnetworks.co.kr> References: <20081030040637.GA78796@cdnetworks.co.kr>
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On Thu, Oct 30, 2008 at 01:06:37PM +0900, To freebsd-current@FreeBSD.org wrote: > > Hi, > > I had been working on writing a driver for Atheros AR8121(L1E), > AR8113/AR8114(L2E) ethernet controllers since Jeremy Chadwick sent > the hardware to me. I think it's feature complete state and time > for more testing for stability or some edge cases. I guess AR81xx > is commonly found on newer Asus EeePC or P5Q series of Asus > motherboard. If you have AR81xx controller would you give it spin > and let me know how it goes? You can get the latest driver at the > following URL. > http://people.freebsd.org/~yongari/ate/if_ate.c > http://people.freebsd.org/~yongari/ate/if_atereg.h > http://people.freebsd.org/~yongari/ate/if_atevar.h > http://people.freebsd.org/~yongari/ate/Makefile > or > http://people.freebsd.org/~yongari/ate/ate.20081030.tar.gz > The driver should build without problems on CURRENT, stable/7. > > ATM the driver supports the following hardware features. > - TSO > - Rx TCP/UDP/IP checksum offload > - VLAN tag insertion/stripping > - Jumbo frame > - WOL > It seems that hardware supports Tx checksum offload but I couldn't > make it work for TCP segments. Only short TCP segments seem to work > so I disabled Tx checksum offload. > Note, the hardware does not support descriptor based DMA on Rx side > so driver have to copy recevied frames to pass them to upper stack > so it will consume a lot of CPU cycles if you push the hardware to > the limit. > As bruffer pointed out the device name chosen conflicts with other driver in tree so I renamed it to ale(4).The URL for the driver is http://people.freebsd.org/~yongari/ale/if_ale.c http://people.freebsd.org/~yongari/ale/if_alereg.h http://people.freebsd.org/~yongari/ale/if_alevar.h http://people.freebsd.org/~yongari/ale/Makefile or http://people.freebsd.org/~yongari/ale/ale.20081030.tar.gz Sorry for confusion. -- Regards, Pyun YongHyeon
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